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Specifications

DD862 single phase elctric meter

 

 

Application:

   DD862 and DD862a single plase electric meters induction meter,it is used in calculating 50Hz single-phase AC active electrical electric meter,it is used in calculating disc,bearing,amping magnet steel,counter and regu-lator epuipment etc.The meter has hith precision,hith over-long lifetime and so on features.
   The quality technical indes of the products is in accordance with the GB/15283-1994 national standard and IEC521-94 intermational standard.

Structure characteristics:
   The voltage iron core adopts semienclosed inset model.The current element adopts two stage compensation have wide load property.The whole plasticec-losed voltage coil,can oithstand istantaneors large voltage impulse.The double jewels bearing or the magneticprop elled bearing can ensure long lifetime.The bi-polar aluminium nickel cobalt damping magneticprop elled bearing standard.
Technique paremeter:
Type
Accuracy
Ratde current
Ratde voltage
Overload capacity
Starting current
Insulation function
DD862-4
2
220
1.5(6)、2.5(10)、5(20)、10(40)、15(60)、20(80)、30(100)
4Ib
0.005Ib


Power fuequency AC voltage 2kV lastminute,the inpulse voltage is 6kV

DD862-2
3(6)、5(10)、2.5(5)、10(20)、20(40)、30(60)、40(80)
2Ib
DD862a-4
1.5(6)、2.5(10)、5(20)、10(40)、15(60)、20(80)、30(100)
4Ib
DD862a-2
3(6)、5(10)、2.5(5)、10(20)、20(40)、30(60)、40(80)
2Ib
Outline and installation size: